Helitack crew members rig a helicopter for bucket drops Helicopters drop water on fires in order to control their movement or extinguish spot fires.

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Photo credit: © Natural History Library / Alamy / Afripics
License: Licensed
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Keywords: america, american, buffalo, conservation, country, fire, history, land, lands, national, natural, nature, np, park, parks, preserve, public, service, usa, widlife, wilderness, yellowstone